it can struggle with large debris and stuck on dust. at shark we asked, what if the vacuum head could do more? so we removed the front wall and added a rotating soft brush. so, while deep cleaning carpets, you can also grab large particles. (dramatic music) even pull in piles. (rumbling) and directly engage floors for a beautiful, polished look. shark duo clean, invented to help you do more on carpets and floors. shark duo clean, invented to help you do more ralcandidate for'm governor,rtham, and i sponsored this ad. shark duo clean, invented to help you do more rrator: they call him enron ed.rtham, because washington, dc lobbyist ed gillespie represented the worst of the worst.